fixes

tests/screens.rs

@@ -0,0 +1,119 @@
+// Screen snapshot tests
+
+mod helpers;
+
+use helpers::app_builder::TestAppBuilder;
+use helpers::snapshot_utils::{render_to_buffer, buffer_to_string};
+use helpers::test_data::create_test_chat;
+use insta::assert_snapshot;
+use tele_tui::app::AppScreen;
+use tele_tui::tdlib::client::AuthState;
+
+#[test]
+fn snapshot_loading_screen_default() {
+    let mut app = TestAppBuilder::new()
+        .screen(AppScreen::Loading)
+        .build();
+
+    let buffer = render_to_buffer(80, 24, |f| {
+        tele_tui::ui::render(f, &mut app);
+    });
+
+    let output = buffer_to_string(&buffer);
+    assert_snapshot!("loading_screen_default", output);
+}
+
+#[test]
+fn snapshot_loading_screen_with_status() {
+    let mut app = TestAppBuilder::new()
+        .screen(AppScreen::Loading)
+        .status_message("Подключение к Telegram...")
+        .build();
+
+    let buffer = render_to_buffer(80, 24, |f| {
+        tele_tui::ui::render(f, &mut app);
+    });
+
+    let output = buffer_to_string(&buffer);
+    assert_snapshot!("loading_screen_with_status", output);
+}
+
+#[test]
+fn snapshot_auth_screen_phone() {
+    let mut app = TestAppBuilder::new()
+        .screen(AppScreen::Auth)
+        .auth_state(AuthState::WaitPhoneNumber)
+        .phone_input("+7")
+        .build();
+
+    let buffer = render_to_buffer(80, 24, |f| {
+        tele_tui::ui::render(f, &mut app);
+    });
+
+    let output = buffer_to_string(&buffer);
+    assert_snapshot!("auth_screen_phone", output);
+}
+
+#[test]
+fn snapshot_auth_screen_code() {
+    let mut app = TestAppBuilder::new()
+        .screen(AppScreen::Auth)
+        .auth_state(AuthState::WaitCode)
+        .code_input("1234")
+        .build();
+
+    let buffer = render_to_buffer(80, 24, |f| {
+        tele_tui::ui::render(f, &mut app);
+    });
+
+    let output = buffer_to_string(&buffer);
+    assert_snapshot!("auth_screen_code", output);
+}
+
+#[test]
+fn snapshot_auth_screen_password() {
+    let mut app = TestAppBuilder::new()
+        .screen(AppScreen::Auth)
+        .auth_state(AuthState::WaitPassword)
+        .password_input("pass")
+        .build();
+
+    let buffer = render_to_buffer(80, 24, |f| {
+        tele_tui::ui::render(f, &mut app);
+    });
+
+    let output = buffer_to_string(&buffer);
+    assert_snapshot!("auth_screen_password", output);
+}
+
+#[test]
+fn snapshot_main_screen_empty() {
+    let mut app = TestAppBuilder::new()
+        .screen(AppScreen::Main)
+        .build();
+
+    let buffer = render_to_buffer(80, 24, |f| {
+        tele_tui::ui::render(f, &mut app);
+    });
+
+    let output = buffer_to_string(&buffer);
+    assert_snapshot!("main_screen_empty", output);
+}
+
+#[test]
+fn snapshot_main_screen_terminal_too_small() {
+    let chat = create_test_chat("Mom", 123);
+    
+    let mut app = TestAppBuilder::new()
+        .screen(AppScreen::Main)
+        .with_chat(chat)
+        .build();
+
+    // Use smaller terminal size (30x8) - below minimum 40x10
+    let buffer = render_to_buffer(30, 8, |f| {
+        tele_tui::ui::render(f, &mut app);
+    });
+
+    let output = buffer_to_string(&buffer);
+    assert_snapshot!("main_screen_terminal_too_small", output);
+}